Literatuur
- Abiteboul, Serge, Peter Buneman, Dan Suciu, Data on the web (San Francisco, 2000).
- Buneman, Peter, 'Semistructured Data' op http://db.cis.upenn.edu/DL/97/Tutorial-Peter/tutorial-semi-pods.ps.gz.
- Deutsch, Alin, e.a, 'Querying XML Data' op http://research.microsoft.com/research/db/debull/99sept/xmlql1.ps.
- Fernandez, Mary, Jérôme Siméon, Philip Wadler ed., 'XML Query Languages : Experiences and Examplars' op http://www-db.research.bell-labs.com/user/simeon/xquery.html.
- Schach, David, Joe Lapp, Jonathan Robie, 'Querying and Transforming XML' op http://www.w3.org/TandS/QL/QL98/pp/query-transform.html.
- Suciu, Dan, 'Semistructured Data and XML' op http://www.cs.washington.edu/homes/suciu/files/_F2080857842.ps.